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The solution you use for your installation depends on your own specific
requirements. For more information about requirements and types of installations,
refer to the IBM Shared Disk Clustering Hardware Reference. You can obtain this
publication from the IBM Support Web site. See “Downloadable files from the World
Wide Web” on page 14 for additional information.

Chapter 4. Introduction to IBM ServeRAID Cluster Solution

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Summary of Contents for Netfinity ServeRAID-4H Ultra160

Page 1: ...IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller SC00 N913 20...

Page 2: ......

Page 3: ...IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller SC00 N913 20...

Page 4: ...formation under Appendix Product warranties and notices on page 155 First Edition April 2000 Copyright International Business Machines Corporation 2000 All rights reserved US Government Users Restrict...

Page 5: ...s while installing the operating system 34 Installing or updating device drivers after installing the operating system 42 Step 5 Installing the ServeRAID Manager program and other utilities 48 Install...

Page 6: ...AID Windows NT device driver 91 Step 4 Upgrading the IBM ServeRAID BIOS and firmware 91 Step 5 Upgrading the software for the other server in the cluster 91 Chapter 9 Installing the Microsoft Cluster...

Page 7: ...3 Recovering from a failed server in a ServeRAID cluster 143 Troubleshooting ServeRAID subsystems in a cluster environment 144 Chapter 13 Getting help service and information 147 Service support 148 B...

Page 8: ...and Class A statement 167 United Kingdom telecommunications safety requirement 167 European community directive conformance statement 168 Taiwan electrical emission statement 168 Japanese Voluntary Co...

Page 9: ...produit lisez le manuel Safety Information Vor Beginn der Installation die Brosch re mit Sicherheitshinweisen lesen Przed zainstalowaniem tego produktu nale y przeczyta broszur Informacje Dotycz ce B...

Page 10: ...pment that will be attached to this product v When possible use one hand only to connect or disconnect signal cables v Never turn on any equipment when there is evidence of fire water or structural da...

Page 11: ...d handled or disposed of Do not v Throw or immerse into water v Heat to more than 100 C 212 F v Repair or disassemble Dispose of the battery as required by local ordinances or regulations Statement 5...

Page 12: ...x IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 13: ...r more devices attached to a ServeRAID controller Chapter 3 Configuring two ServeRAID controllers in a failover environment Windows NT 4 0 and Windows 2000 only on page 61 contains instructions for co...

Page 14: ...ntroller User s Reference and are available on the IBM ServeRAID Support CD in the BOOKS directory v IBM ServeRAID 4H Ultra160 SCSI Controller Installation Guide 4INSTALL PDF v Configuring IBM ServeRA...

Page 15: ...vice drivers on page 33 for more detailed information Contact your place of purchase if any items are missing or damaged Understanding RAID technology RAID is the technology of grouping several physic...

Page 16: ...nits from the first drive of the array to the last drive of the array is called a stripe The ServeRAID 4H controller supports 16 physical drives in an array if the stripe unit size is set to 32 KB or...

Page 17: ...RAID level 1E and RAID level 5E logical drives automatically onto the replacement physical drive However any data stored in a failed RAID level 0 logical drive is lost Although the risk of data loss...

Page 18: ...hysical drives fails the ServeRAID controller switches read and write requests to the remaining functional drive in the RAID level 1 array Understanding RAID level 1 Enhanced If you have three or more...

Page 19: ...and the stripe labeled is the copy of the preceding data stripe Also notice that each block on the mirror stripe is shifted one drive 1 2 6 3 5 4 1 4 6 5 3 2 With RAID level 1E if one of the physical...

Page 20: ...four physical drives Create an array using three of the physical drives leaving the fourth as a hot spare drive Then create a logical drive within that array The data is striped across the drives cre...

Page 21: ...ith other arrays If you want a spare drive for any other array you must have another spare drive for those arrays Like RAID level 5 this RAID level stripes data and parity across all of the drives in...

Page 22: ...e The ServeRAID Manager program Express configuration does not default to RAID level 5E If you have four physical drives Express configuration defaults to RAID level 5 with a hot spare drive Understan...

Page 23: ...ive on the left This is because the sub logical drives A B and C are RAID level 1 in a RAID level 10 implementation see the following table A A B C 1 1 2 3 4 5 7 6 8 1 2 3 4 5 7 6 8 1 2 3 4 5 7 6 8 1...

Page 24: ...RAID level 10 Yes 50 Very good Very good No RAID level 1E0 Yes 50 Very good Very good No RAID level 50 Yes 67 to 94 Excellent Good No Drive state descriptions This section provides descriptions of the...

Page 25: ...tical state that is undergoing a logical drive migration LDM Critical System The ServeRAID controller uses this reserved state during a logical drive migration LDM when the logical drive is in the cri...

Page 26: ...12 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 27: ...Device drivers v ServeRAID Manager program v Command line programs You can download the most current versions of the ServeRAID device drivers and utility programs or a copy of the IBM ServeRAID Comman...

Page 28: ...rivers for SCO UnixWare 7 1 Downloadable files from the World Wide Web You can download new and updated files for the IBM ServeRAID and Clustering products from the IBM Support Web site http www ibm c...

Page 29: ...SCSI transfer speed max 160 MB per sec Supported RAID levels 0 1 5 Enhanced 1 1E and Enhanced 5 5E 00 10 1E0 50 System PCI data bus 64 bit at 33 MHz Connector locations This section provides illustrat...

Page 30: ...s a module containing a lithium battery replace it only with the same module type made by the same manufacturer The battery contains lithium and can explode if not properly used handled or disposed of...

Page 31: ...ional information Note Be sure to read the instructions and restrictions for this software program Also when installing the ServeRAID Manager program you must choose to install the IBM ServeRAID Hot R...

Page 32: ...n empty PCI expansion slot for the controller Choose a slot that is farthest from other installed components such as the microprocessor If necessary see your server documentation for more detailed inf...

Page 33: ...Otherwise continue with step 10 10 Connect one end of a 68 pin ANSI standard cable separately purchased or already in your server to the internal channel connector on the ServeRAID controller Note Se...

Page 34: ...y Removable media devices such as a CD ROM drive connected to the same ServeRAID controller must each have unique SCSI IDs even when they are connected to different channels For example if you have a...

Page 35: ...mware code Before configuring the ServeRAID controller you must have the latest BIOS and firmware code installed on your server 1 Insert the IBM ServeRAID Support CD into the server CD ROM drive 2 Tur...

Page 36: ...logs 4 Click Yes to confirm the action If you do not use the ServeRAID Manager installed on your server you can use the IPSSEND utility program for your operating system Type the following at a comman...

Page 37: ...odify the existing device and configuration information for your ServeRAID subsystem When this mode is active you can use the functions available from the menu and tool bars to customize settings for...

Page 38: ...This will switch the program from Configuration mode to Information mode v If the ServeRAID Manager program detects that all ServeRAID controllers in the server are configured the program starts in I...

Page 39: ...t disk arrays for each ServeRAID controller Configuration mode provides two configuration options Express configuration and Custom configuration see Figure 5 on page 24 You can also use Custom configu...

Page 40: ...e 3 Click the new stripe unit size for your installation on the menu Using Express configuration To use Express configuration Note If the Express configuration mode or Custom configuration mode radio...

Page 41: ...rmation mode on page 33 for more information If you do not want to change any settings exit the ServeRAID Manager program and remove the CD from the CD ROM drive 8 Restart the server 9 Continue with S...

Page 42: ...you want to create a spanned array click the Span Arrays box 5 After you select the ready drives for your arrays and define your hot spare drives click Next If you are not creating spanned arrays the...

Page 43: ...you want to add or delete to your spanned arrays then select a choice from the pop up list 7 After you select the arrays for your spanned arrays click Next The Create logical drives window opens Figu...

Page 44: ...the right mouse button click the Hot spare drive icon in the Main Panel on the right and then select Remove new hot spare drive or Remove all new hot spare drives 9 Select a RAID level for the logica...

Page 45: ...pace is available and you want to define another logical drive click Add in the Main Panel 12 Repeat steps 9 on page 30 through 11 on page 31 for each logical drive that you want to define in this arr...

Page 46: ...oller settings See Using Information mode on page 33 for more information If you do not want to change any settings exit the ServeRAID Manager program and remove the CD from the CD ROM drive 19 Restar...

Page 47: ...box next to the object in the Main Tree to expand that portion of the tree 2 Click the icon for the server ServeRAID controller array logical drive hot spare drive or physical drive to view its curre...

Page 48: ...AID device driver while installing Windows NT 4 0 1 Insert one of the following v The Windows NT startup boot diskette into the diskette drive v The startable Windows NT CD into the CD ROM drive then...

Page 49: ...installation Installing device drivers for Red Hat Linux 6 1 or later This section provides instructions for installing the ServeRAID device driver version 1 0 from diskette Before you can install the...

Page 50: ...img of dev diskettedevicefile bs 32k where diskettedevicefile is the specific device file for the diskette block device Typically this is dev fd0 4 Unmount the CD ROM umount mnt 5 Remove the IBM Serve...

Page 51: ...DEV statement for the adapter or controller controlling the startup boot device appears first in the CONFIG SYS file before the BASEDEV statements for other or SCSI adapters 3 Edit the CONFIG SYS file...

Page 52: ...tall the boot time loadable driver IPSRAID BTLD and redefine the tape drive go to the BOOT prompt and type link Stp ips 0 1 2 0 The numbers in parentheses represent the host adapter number the bus num...

Page 53: ...a non ServeRAID drive on page 40 Installing UnixWare on a ServeRAID drive Use the following instructions if you are using multiple disk storage adapters or controllers and you are installing UnixWare...

Page 54: ...rs and controllers 9 Install the second ServeRAID controller from the list you created in step 3f on page 39 then attach the drives to the ServeRAID controller 10 Turn on the system and allow UnixWare...

Page 55: ...ons in Installing the files while installing UnixWare then return here and continue with step 6 6 Turn off the system 7 Install any non ServeRAID disk storage adapters or controllers in the server the...

Page 56: ...k Programs Administrative Tools Computer Management The Computer Management windows opens 3 In the left tree click System Tools then click Device Manager 4 In the right tree click the SCSI adapters an...

Page 57: ...efore starting this procedure 1 Type Unload IPSRAID 2 Press Enter then go to step 1 on page 43 in the following instructions To install the files after installing NetWare 4 x or 5 x do the following 1...

Page 58: ...f the device driver is not installed already and the operating system is installed an error message stating that the device driver failed to load should appear after you complete the previous step If...

Page 59: ...Insert the IBM ServeRAID Device Drivers diskette into the diskette drive 2 Type mount t msdos o conv auto dev diskettedevicefile mnt where diskettedevicefile is the specific device file for the diske...

Page 60: ...file BASEDEV IPSRAID ADD v The program copies the IPSRAID ADD ServeRAID device driver to the OS 2 subdirectory on your hard disk 6 Edit the CONFIG SYS file and verify that there is only one copy of th...

Page 61: ...Handbook by typing the following command cd etc conf cf d 7 Press Enter then type link_unix 8 Press Enter 9 After the kernel rebuilds the following message appears The UNIX kernel has been rebuilt Do...

Page 62: ...7 Click Update View if nothing appears in the window 8 When the icon labeled ips appears in the window click Install 9 After the device driver is installed remove the diskette from the diskette drive...

Page 63: ...2000 Windows NT 4 0 Windows 98 or Windows 95 on page 50 Windows 95 Installing on Windows 2000 Windows NT 4 0 Windows 98 or Windows 95 on page 50 NetWare Installing on NetWare on page 50 Linux Installi...

Page 64: ...he ServeRAID Manager program you must have a network drive mapped to the root directory of the SYS partition Before you install the ServeRAID Manager program be sure you have the following installed o...

Page 65: ...e file used in step 2 4 Press Enter 5 When the installation is complete type umount mnt where mnt is the mount point of the device file used in step 2 Note For operating systems that automount the CD...

Page 66: ...D ROM by typing cd Then press Enter mkdir cdrom Then press Enter mount r f HS lower dev cd0 cdrom Then press Enter 3 Then type all on the same line pkgadd a cdrom programs openserv manager RaidMan adm...

Page 67: ...ServeRAID Support CD Note IPSSEND for OS 2 is on the IBM ServeRAID Support CD only You can use the IPSSEND program to view the configuration of a ServeRAID controller initialize logical drives synchr...

Page 68: ...s2 cmdline ipssend exe c ipsadm Notes a Where z is the drive letter for the CD ROM drive that contains the IBM ServeRAID Support CD and c is the drive letter where Windows NT Windows 2000 NetWare or O...

Page 69: ...pssend 6 Press Enter then unmount the CD ROM by typing the following umount mnt 7 Press Enter Remove the CD from the CD ROM drive Installing IPSSEND for UnixWare To install these programs for UnixWare...

Page 70: ...drive Step 6 Starting the ServeRAID Manager program After you have configured your ServeRAID controller installed the device drivers installed the operating system and installed the ServeRAID Manager...

Page 71: ...Information mode and a window similar to the previous window opens Starting the ServeRAID Manager program in OS 2 To start the ServeRAID Manager program in OS 2 1 Change to the directory where you ins...

Page 72: ...ion list and Security list To start the ServeRAID Manager graphical user interface h 1 Change to the directory where you installed the ServeRAID Manager program by typing For Openserver cd opt RaidMan...

Page 73: ...cd opt RaidMan 2 Press Enter 3 Type the following sh RaidAgnt sh 4 Press Enter Chapter 2 Installing and configuring ServeRAID controllers 59...

Page 74: ...60 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 75: ...e of the following enclosures v IBM PC Server Enterprise Expansion Enclosure 3518 using IBM SCSI 2 Fast Wide Enhanced Repeater Adapter v IBM Netfinity Rack Drawer Enclosure 3519 using IBM SCSI 2 Fast...

Page 76: ...rives must be configured in arrays v All logical drives must have unique shared merge group numbers v When using multiple fault tolerant pairs in a system each set of controllers must have a unique se...

Page 77: ...n occurs after the startup drive array has been created the array information will be removed and the system will no longer start in Windows NT or Windows 2000 If you already have logical drives defin...

Page 78: ...oller name Enter a name to identify the first controller for example Controller A Partner name Enter a name that you will use to identify the second controller for example Controller B SCSI initiator...

Page 79: ...on enclosures After you configure the controllers you must connect the expansion enclosures to the ServeRAID controllers 1 Connect the expansion enclosure to each of the ServeRAID controllers Importan...

Page 80: ...your mind you can remove a specific drive from a newly defined array or delete an entire newly defined array To do this a Click Back b Using the right mouse button click the specific drive or Array ic...

Page 81: ...the configuration if the ServeRAID controller should fail Note You can save this information to a file by using the ServeRAID Manager program a In the Main Tree click the server b Click Actions Save...

Page 82: ...synchronization process failover succeeds but the drive is blocked Then you must use the ServeRAID Manager to unblock the drive To verify that auto synchronization is complete check the progress indi...

Page 83: ...a device that coordinates and controls the operation of one or more input and output devices such as workstations and synchronizes the operation of such devices with the operation of a system as a wh...

Page 84: ...Array A CD ROM Drive CD ROM Drive Integrated Ethernet Controller SCSI IDs See Note A See Note B 6 4 3 Channel 2 Channel 1 Channel 1 ServeRAID EtherJet Server B 233 MHz RAID 1 Array A Integrated Ethern...

Page 85: ...ut requirements and types of installations refer to the IBM Shared Disk Clustering Hardware Reference You can obtain this publication from the IBM Support Web site See Downloadable files from the Worl...

Page 86: ...72 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 87: ...a server fails or it can occur manually such as when a system administrator moves all applications onto one server and then brings the other server down for scheduled maintenance Failover generally c...

Page 88: ...veRAID controller must have a unique controller name assigned v Do not attempt to change the controller name on both ServeRAID controllers in a pair at the same time Doing so can cause a problem such...

Page 89: ...al drives that are currently undergoing Logical Drive Migration LDM operations will not failover However all other logical drives will failover if necessary v If a failover occurs while a critical RAI...

Page 90: ...76 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 91: ...t the ServeRAID controllers have the latest IBM ServeRAID software installed you must have version 4 0 or later as a minimum You can obtain this software from the IBM Support Web site See Downloadable...

Page 92: ...78 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 93: ...h servers then turn on the enclosures 4 Follow the procedure Configuring a controller for clustering on page 80 for each shared controller in Server A 5 Continue with the procedure Configuring ServeRA...

Page 94: ...ive or hot spare drive for Server A you cannot use that drive when creating arrays or hot spare drives on Server B 8 Restart Server A and Server B 9 Install Novell NetWare on your servers For installa...

Page 95: ...artup drive array has been created the array information will be removed and the system will no longer start in Windows NT or Windows 2000 If you already have logical drives defined that you want to k...

Page 96: ...AID Manager program does not permit you to enter numbers other than 6 and 7 8 Click OK The controller is now configured for clustering Configuring ServeRAID arrays and a logical drive Important v You...

Page 97: ...e Both servers must be able to access the hot spare drive in case a failover occurs after the shared drive fails 6 After you select the ready drives for your arrays click Next The Create logical drive...

Page 98: ...2 Click on the tool bar The Configure for clustering window opens 13 Click the Shared check boxes for all the logical drives 14 Do not change the merge group number from the default that is provided 1...

Page 99: ...elect the option to install MSCS it will be installed later in this procedure For information on installing Windows NT Server Enterprise Edition refer to documentation that is included with it When yo...

Page 100: ...ve on Server A type the following command at the command line and press Enter MSCS CLUSTER I386 SETUP localquorum Note You must type the parameter localquorum in lowercase b Install the Microsoft Clus...

Page 101: ...E program on Server B After the utility has been installed on both servers all shared ServeRAID groups and disk resources will be automatically created by the IBM ServeRAID Cluster Solution setup prog...

Page 102: ...r pull down menu click the drive letter for the partition e Click OK Windows NT permanently assigns the selected drive letter to that partition even if you add new partitions or rearrange your control...

Page 103: ...the resource run the Microsoft Cluster Administration program from the cluster server that currently owns the resource group Create a new ServeRAID logical disk Refer to Creating a ServeRAID disk reso...

Page 104: ...de the cluster perform the following steps on one server at a time When all steps are completed for Server A and both servers are reported in the Microsoft Cluster Administrator program as up and all...

Page 105: ...s not previously started in step 10 on page 91 of the procedure Step 3 Upgrading the IBM ServeRAID Windows NT device driver 2 Flash the BIOS and download the firmware by clicking Update when prompted...

Page 106: ...92 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 107: ...not running turn on the server 2 Log on to Windows 2000 3 Insert the IBM ServeRAID Support CD or the configuration CD that was included with your server into the CD ROM drive of Server A The ServeRAID...

Page 108: ...requires you to set shared logical drives to Basic Disk To do this click Cancel in the Upgrade Disks panel of the window 8 Format all shared logical drives to NTFS NT File System assign volume labels...

Page 109: ...r A verify that the shared logical drives display with the correct size volume label and drive letter Note The drive letters for the shared disks must be the same on each server in the cluster 13 If y...

Page 110: ...to select a shared ServeRAID logical drive on which to set quorum Note It is recommended that you place the quorum resources on RAID level 1 19 Repeat step 13 on page 95 through step 17 on page 96 fo...

Page 111: ...r 2 On Server B do the following a Using the ServeRAID Manager program scan for new or removed ready drives on all ServeRAID controllers b To move the newly defined logical drive to Server B start the...

Page 112: ...ting system to the root directory of the operating system on Server B Upgrading the IBM ServeRAID Cluster Solution from Microsoft Windows NT 4 0 to Windows 2000 To upgrade from Windows NT 4 0 with Ser...

Page 113: ...is the server that is not running the Cluster Administrator program 3 In the tree view click the server from which you want to remove MSCS 4 Using the right mouse button click Evict Node 5 Click Start...

Page 114: ...100 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 115: ...sure that you installed the ServeRAID Manager program on your server If you need to install it refer to Installing the ServeRAID Manager program on page 49 for instructions Checking the ownership of a...

Page 116: ...documentation that is included with the hard disk drive and the server Attention Physical drives that are configured by one controller in the pair must appear as ready drives to the other controller i...

Page 117: ...a ServeRAID disk resource on a Windows 2000 ServeRAID cluster on page 96 Validating a cluster Use this feature to determine if your cluster is configured correctly Note You must have the ServeRAID Ma...

Page 118: ...If you want to stop the validation before it completes click Cancel Otherwise if the ServeRAID Manager program finds problems with the ServeRAID cluster configuration it reports the problems in the Pr...

Page 119: ...the Main Tree click the controller you are using for the cluster 2 Click on the tool bar A window similar to the following opens Note In this case you can view this information only You cannot change...

Page 120: ...106 IBM Netfinity User s Reference ServeRAID 4H Ultra160 SCSI Controller...

Page 121: ...iguration program are as follows v View Controller Status shows the current status of the ServeRAID controller See Viewing the controller status for more information v View Configuration shows the cur...

Page 122: ...ives that have inaccessible areas Locked Stripe Drives is a reserved field Blocked Drives indicates the logical drives that are blocked You must unblock a blocked drive before you can use it See Logic...

Page 123: ...ID controller hardware and PCI register information v Exit is used to exit from the Mini Configuration program Setting the Bootable CD ROM feature When you attach a CD ROM drive to the ServeRAID contr...

Page 124: ...parameters are described in the sections that follow To run the IPSSEND program with no parameters v If you are using Windows NT 4 0 Windows 2000 or OS 2 1 Type c ipsadm ipssend where c is the drive l...

Page 125: ...opy nobackup link exists until you dissolve the link by issuing a FlashCopy stop Note You have instant read access to the target partition after a FlashCopy backup or FlashCopy nobackup is issued Impo...

Page 126: ...k is broken you can reissue the FLASHCOPY BACKUP or FLASHCOPY NOBACKUP command Note 5 There is no partition defined on this logical drive If a partition is available for FlashCopy the report states Ye...

Page 127: ...elete and flashcopy import functions to move a logical drive to another server You can use the flashcopy map function to determine the partition numbers and if they are available for the flashcopy bac...

Page 128: ...will exist until you issue the flashcopy stop function Once you issue the flashcopy stop function each target partition contents are no longer valid The flashcopy nobackup function is useful if you w...

Page 129: ...tition Supported operating systems Windows NT Windows 2000 Command ipssend flashcopy controller stop all noprompt where v controller is the ServeRAID controller number 1 12 v noprompt is an optional p...

Page 130: ...drive is imported all partitions from that logical drive are also imported automatically You cannot import a single partition selectively 5 You must manually assign drive letters after the import comp...

Page 131: ...the ServeRAID controller number 1 12 v source is the source logical drive number v target is the target logical drive number v noprompt is an optional parameter that overrides the user prompt init Use...

Page 132: ...of the logical drive the percentage completed for the function in process and information about the most recently completed logical drive function Supported operating systems Windows NT Windows 2000...

Page 133: ...l drives cannot be rebuilt the data stored on the RAID level 0 logical drives is damaged and should not be accessed After you issue the unblock function you must re create or restore the data previous...

Page 134: ...2 After a format function is issued do not stop it If a format process is stopped for any reason the hard disk that was being formatted will not respond to any functions except the format function Thu...

Page 135: ...rform its self test Supported operating systems DOS Command ipssend selftest controller options where v controller is the ServeRAID controller number 1 12 v options is the designated self test AD for...

Page 136: ...he getconfig function to display the ServeRAID controller configuration information This includes information about the firmware version initiator ID and rebuild rate logical drive status RAID level a...

Page 137: ...tripe unit size to 32 KB 64 to set the stripe unit size to 64 KB to display the current stripe unit size being used unattended Use the unattended function to enable or disable the unattended feature o...

Page 138: ...number v The location specifier comes after the alert code A followed by the controller number SID followed by the SCSI ID if required C followed by the channel number if required For example a messa...

Page 139: ...hat might appear during system startup The ServeRAID controllers provide a Device Event Log that collects statistics on the number and types of events that occur on a selected physical drive After cor...

Page 140: ...n also press F5 when you must remove a drive RAID level 1 and RAID level 5 logical drives are present and performance in a degraded mode is acceptable The ServeRAID controller will assign the drive a...

Page 141: ...e connected properly to the backplane and to the physical drive Also ensure that all cables inside the server are connected properly 2 The hot swap drive trays are seated properly in the drive bay 3 I...

Page 142: ...server cannot access the ServeRAID controller This is a follow on message to a preceding message Follow the Action instructions for the preceding message to resolve the problem 128 IBM Netfinity User...

Page 143: ...r system board and to the physical drive Also ensure that all cables inside the server are connected properly 2 The hot swap drive trays are seated properly in the drive bay 3 If you have not already...

Page 144: ...logical drives are critical n logical drives are offline One or more physical drives have failed Replace the defunct drives as soon as possible to prevent data loss Your server has an error due to a...

Page 145: ...atus Register Codes on page 132 for the BCS and ECS error codes ISPR Interrupt Status Port Register codes Code Explanation Action 1xxx to 7xxx The POST detected an internal error Have the system servi...

Page 146: ...n was found in drives or Online Rebuild and Hot Spare Standby Hot Spare drives are not responding Action Press F4 F5 F7 or F10 01 28 Explanation No configuration was found in drives or Online Rebuild...

Page 147: ...drives are not responding and unidentified drives were found Action Press F4 F5 F7 or F10 03 E8 Explanation A drive was imported from another system and it has valid configuration and Online Rebuild a...

Page 148: ...ves are not responding and a drive was found at the incorrect SCSI ID and unidentified drives were found Action Press F4 F5 F6 or F10 07 58 Explanation Online Rebuild and Hot Spare Standby Hot Spare d...

Page 149: ...ation Hot Spare Standby Hot Spare and Ready Standby drives are not responding Action Press F4 F5 or F10 0F 00 Explanation No error occurred Action No action is required 0F 10 Explanation Hot Spare Sta...

Page 150: ...ach array blocking a RAID level 0 logical drive during a Rebuild operation does not apply to shared logical drives v Because non shared logical drives can have more than one logical drive for each arr...

Page 151: ...Moving the drive while it is spinning down might damage the drive 4 If you are certain there is nothing wrong with the physical drive you removed gently reinstall the drive into the server Make sure...

Page 152: ...controller 3 Insert the IBM ServeRAID Support CD or the configuration CD that was included with your server into the CD ROM drive then turn on the server The ServeRAID Manager program starts 4 Initial...

Page 153: ...is possible the two controllers in the active passive pair might have the following problems v Some logical drives are configured on one controller and some logical drives are configured on the other...

Page 154: ...cables are connected to the SCSI channel connectors on the controller v Which PCI slot has the controller installed 4 Install the hard disk drives in the new server For information on how to install a...

Page 155: ...tion file you might have saved when configuring the ServeRAID controllers for clustering If the ServeRAID controller is not functional you will need to refer to a record of the settings that was made...

Page 156: ...able on the IBM Support Web site See Downloadable files from the World Wide Web on page 14 for additional information 6 Start the system with the IBM ServeRAID Support CD version 4 0 or later in the C...

Page 157: ...ee click the new controller 19 Click Actions Copy configuration from drives 20 Click the merge group number for the non shared logical drives that is 206 or 207 Note The last number in the merge group...

Page 158: ...ID controllers on page 13 for instructions 2 Ensure that shared SCSI buses on the ServeRAID controller pair are connected in a way that corresponding SCSI channels are connected For example SCSI chann...

Page 159: ...following v Unblock the drive and continue normal operation v Replace and rebuild one or more defunct drives However if you do not reinitialize synchronize and restore the drive be aware that some dat...

Page 160: ...The Registry Editor window opens 3 Select HKEY_CLASSES_ROOT CLSID and delete C3E76E53 F841 11D0 BFA1 08005AB8ED05 4 Reinstall the ServeRAID Windows NT Cluster Solution Refer to Chapter 7 Configuring...

Page 161: ...bm com pc us netfinity IBM Netfinity Servers U S http www ibm com pc us server sguide IBM ServerGuide U S http www ibm com pc us netfinity system_management IBM Systems Management U S http www ibm com...

Page 162: ...ollowing information ready when you call v Machine Type and Model v Serial numbers of your IBM hardware products v Description of the problem v Exact wording of any error messages v Hardware and softw...

Page 163: ...information for your IBM products including supported options on the IBM Personal Computing Support page at http www ibm com pc support If you select Profile from the support page you can create a cus...

Page 164: ...cess application program is required This service is not available for servers There might be a charge for this service depending on the request For more information about configuring your PC for Onli...

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Page 174: ...BM its suppliers and your reseller are collectively responsible UNDER NO CIRCUMSTANCES IS IBM LIABLE FOR ANY OF THE FOLLOWING 1 THIRD PARTY CLAIMS AGAINST YOU FOR DAMAGES OTHER THAN THOSE UNDER THE FI...

Page 175: ...here Machines are not acquired for the purposes of a business as defined in the Consumer Guarantees Act 1993 the limitations in this Section are subject to the limitations in that Act EUROPE MIDDLE EA...

Page 176: ...vely ask for a partial refund as far as justified by the reduced value of the unrepaired Machine or ask for a cancellation of the respective agreement for such Machine and get your money refunded Exte...

Page 177: ...nd 2 unchanged 3 indirect damages even if IBM or your reseller is informed of their possibility SOUTH AFRICA NAMIBIA BOTSWANA LESOTHO AND SWAZILAND Limitation of Liability The following is added to th...

Page 178: ...ences in this publication to non IBM Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of th...

Page 179: ...used with the product properly exchange date data with it This IBM PC hardware product has been designed to process four digit date information correctly within and between the 20th and 21st centurie...

Page 180: ...ed trademarks of Sun Microsystems Inc in the United States other countries or both Other company product and service names may be trademarks or service marks of others Important notes Processor speeds...

Page 181: ...ies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received includin...

Page 182: ...States relating to electro magnetic compatibility Attention This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take...

Page 183: ...rtify IPSSEND 119 Class A electronic emission notice 167 cluster 69 cluster 69 continued array 82 83 BIOS updating 77 cables 74 CD ROM 74 configuration initializing 75 controller initializing 81 name...

Page 184: ...g logical drive 11 critical continued system logical drive 11 custom configuration 27 D data loss 17 120 136 RAID level 0 3 RAID level 00 10 debugging 120 defunct drive recovering 136 defunct physical...

Page 185: ...r name 62 ready drive 62 recovering from power failure 139 stripe unit size 61 write cache mode 62 write through 61 fault tolerant see failover 61 FCC Class A notice 167 firmware failover 61 FlashMan...

Page 186: ...r 55 OS 2 54 UnixWare 55 Windows 2000 54 Windows NT 4 0 54 logs clearing 22 119 IPSSEND continued readahead 123 rebuild 118 selftest 121 setstate 118 startdely 121 starting 110 stripesize 123 unattend...

Page 187: ...107 multiserver rollout 110 N NetWare Active PCI 17 device drivers 35 43 Hot plug PCI 17 installing controller 20 IPSMON 56 IPSSEND 54 ServeRAID Manager 50 NetWare continued IPSMON 123 starting IPSSEN...

Page 188: ...ne 14 FlashMan 21 IPSMON 123 installing 53 IPSSEND 110 installing 53 Mini configuration 107 ServeRAID Manager 22 updates 13 publications xii Q quorum drive 74 83 87 96 RAID level 1 87 R RAID level per...

Page 189: ...ical drive 10 synch IPSSEND 118 synchronization 85 93 synchronize 116 system logical drive 11 T tape backup 110 113 trademarks 165 166 U unattended IPSSEND 123 unattended mode 33 123 unblock IPSSEND 1...

Page 190: ...Plug for Windows NT 4 0 package 17 installing IPSSEND 54 Microsoft Cluster Service 85 ServeRAID Manager 50 problems ServeRAID Manager 125 starting IPSSEND 110 ServeRAID Manager 56 write back cluster 7...

Page 191: ......

Page 192: ...Part Number 00N9132 Printed in the United States of America on recycled paper containing 10 recovered post consumer fiber SC00 N913 20 00N9132...

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